Paul Bertner / Tailless Whip Scorpion pair, Tambopata Research Center, Peru

Alex Hyde / Tailless Whipscorpion (Heterophrynus elephas) hunting invertebrate prey at night on tree butress root. The raptorial pedipalps are extended, with which it grabs its prey much like a praying mantis. Ma...

Alex Hyde / Tailless whipscorpion (Heterophrynus elephas) on face of photographer Alex Hyde, Manu Biosphere Reserve, Peru. November.

Alex Hyde / Tailless Whipscorpion (Heterophrynus elephas) hunting invertebrate prey at night on tree butress root. Manu Biosphere Reserve, Peru. November.

Alex Hyde / Tailless Whipscorpion (Heterophrynus elephas) hunting invertebrate prey at night on tree butress root. Manu Biosphere Reserve, Peru. November.

Alex Hyde / Tailless whipscorpion (Heterophrynus elephas) hunting invertebrate prey at night on tree butress root. The raptorial pedipalps are extended, with which it grabs its prey much like a praying mantis. Ma...

Alex Hyde / Tailless Whipscorpion (Heterophrynus elephas) hunting invertebrate prey at night on tree butress root. The raptorial pedipalps can be seen, which it grabs its prey with much like a praying mantis. Man...

Alex Hyde / Chicken Spider (Pamphobeteus sp.), a huge tarantula discovered next to it's burrow at night in dense tropcial rainforest. Manu Biosphere Reserve, lowland Amazon rainforest, Peru. November.

Piotr Naskrecki / Amblypygid (Paraphrynus sp) feeding on Spider Cricket (Mayagryllus apterus) prey in cave, Belize

Emanuele Biggi / Whip scorpion (Heterophrynus elephas) hunting for food on a large tree root of the rainforest. Los Amigos Biological Station, Peru. Highly commended in the GDT European Wildlife Photographer of the Ye...

Emanuele Biggi / Tailless whip scorpion (Heterophrynus elephas) Peru.

Emanuele Biggi / Whip scorpion (Stygophrynus sp.), Deer Cave, Gunung Mulu National Park, Borneo, Sarawak, Malaysia.

Paul Bertner / Whip spider, Tambopata Research Center, Peru

Paul Bertner / Tailless Whip Scorpion (Heterophrynus sp) with Katydid (Tettigoniidae) prey, Yasuni National Park, Ecuador

Paul Bertner / Tailless Whip Scorpion (Heterophrynus sp) with Katydid (Tettigoniidae) prey, Yasuni National Park, Ecuador

Paul Bertner / Tailless Whip Scorpion (Heterophrynus sp) young on mother, Yasuni National Park, Ecuador

Paul Bertner / Tailless Whip Scorpion (Heterophrynus sp) mother with newly hatched young, Yasuni National Park, Ecuador

Alex Mustard / Xeno crab (Xenocarcinus tuberculatus) climbs up a whip coral. Sangeang Island, Sumbawa, Indonesia. Flores Sea.

Alex Hyde / Tailless whipscorpion (Amblypygi) on a tree trunk at night. Central Caribbean foothills, Costa Rica.

Alex Hyde / Tailless whipscorpion (Amblypygi) still pale from recently shedding its skin, Osa Peninsula, Costa Rica.

Alex Hyde / Tailless whipscorpion (Amblypygi) shedding its skin, showing its newly revealed exoskeleton darkening as it hardens, Central Caribbean foothills, Costa Rica. Sequence 5/5

Alex Hyde / Tailless whipscorpion (Amblypygi) shedding its skin, Central Caribbean foothills, Costa Rica. Sequence 4/5

Alex Hyde / Tailless whipscorpion (Amblypygi) shedding its skin, Central Caribbean foothills, Costa Rica. Sequence 3/5

Alex Hyde / Tailless whipscorpion (Amblypygi) shedding its skin, Central Caribbean foothills, Costa Rica. Sequence 2/5

Alex Hyde / Tailless whipscorpion (Amblypygi) shedding its skin, Central Caribbean foothills, Costa Rica. Sequence 1/5

Chris Mattison / Tailless whip scorpion (Damon diadema) found in East Africa, captive

Chris Mattison / Tailless whip scorpion (Damon diadema) found in East Africa, captive

Konrad Wothe / Whip spider (Heterophrynus elaphus) Panguana Reserve, Huanuco province, Amazon basin, Peru.

Konrad Wothe / Whip spider (Heterophrynus elaphus) Panguana Reserve, Huanuco province, Amazon basin, Peru.

Konrad Wothe / Tailless Whip Scorpion (Heterophrynus elaphus), Panguana Nature Reserve, Peru

MYN / Gil Wizen / Whip spider (Phrynus parvulus) Cayo District, Belize, October. meetyourneighbours.net project

MYN / Gil Wizen / Whip spider (Euphrynichus bacillifer), Usumbara Mountains, Tanzania, October. meetyourneighbours.net project

Pete Oxford / Tailless Whip Scorpion (Amblypygi) Yasuni National Park, Amazon Rainforest, Ecuador, South America

Alex Hyde / Tanzanian Giant Tailless Whipscorpion (Damon variegatus). Captive, occurs in Kenya and Tanzania.

John Abbott / Tailless Whipscorpion (Paraphrynus sp.) Footprint Cave, near Armenia, Cayo District, Belize

John Abbott / Tailless Whipscorpion (Paraphrynus sp.) Footprint Cave, near Armenia, Cayo District, Belize

John Abbott / Tailless Whipscorpion (Paraphrynus sp.) Footprint Cave, near Armenia, Cayo District, Belize

Piotr Naskrecki / Tailless Whip Scorpion (Daemon variegatus) in cave, Gorongosa National Park, Mozambique

Alex Hyde / Tanzanian Giant Tailless Whipscorpion (Damon variegatus) juvenile, photographed on a white background. Originating from Kenya and Tanzania. Captive.

Alex Hyde / Tanzanian Giant Tailless Whipscorpions (Damon variegatus) juveniles, originating from Kenya and Tanzania. Captive.

MYN / Andrew Snyder / Tailless whip scorpion (Heterophrynus sp.) close up, Iwokrama, Guyana. Meetyourneighbours.net project

MYN / Andrew Snyder / Tailless whip scorpion (Heterophrynus sp) Iwokrama, Guyana. Meetyourneighbours.net project

Pete Oxford / Tailless Whip Scorpion, Yasuni National Park, Amazon Rainforest, Ecuador

Piotr Naskrecki / Whip Scorpion (Phrynus goesii), Saba, West Indies, Caribbean

Juergen Freund / Spider crab (Xenocarcinus tuberculatus) on whip coral. North Raja Ampat, West Papua, Indonesia

Pete Oxford / Tailless Whip Scorpion (Heterophrynus sp), Mapari, Rupununi, Guyana

Pete Oxford / Tailless Whip Scorpion (Heterophrynus sp), Mapari, Rupununi, Guyana

Pete Oxford / Tailless Whip Scorpion (Heterophrynus sp), Mapari, Rupununi, Guyana

Murray Cooper / Whip Spider showing spiky pedipalps, Amazon, Ecuador

James Christensen / Tailless Whip Scorpion (Phrynus gervaisii) showing spiky pedipalps, Colon, Panama

Thomas Marent / Whip Spider showing spiky pedipalps, Allpahuayo Mishana National Reserve, Peru

Thomas Marent / Whip Spider showing spiky pedipalps, Allpahuayo Mishana National Reserve, Peru

Thomas Marent / Whip Spider (Phrynidae), Braulio Carrillo National Park, Costa Rica

Thomas Marent / Whip Spider (Phrynidae) on moss-covered tree, Braulio Carrillo National Park, Costa Rica

Juergen Freund / Spider crab / Mickey mouse crab {Xenocarcinus tuberculatus} camouflaged on whip coral, Indo Pacific

PREMAPHOTOS / Whip-scorpion / whip-spider (Paraphrynus sp} feeding on a cockroach at night in rainforest, Costa Rica

Piotr Naskrecki / Tailless Whip Scorpion (Heterophrynus sp) female showing spiky pedipalps, Guyana

Piotr Naskrecki / Tailless Whip Scorpion (Heterophrynus sp) male showing spiky pedipalps, Guyana

Piotr Naskrecki / Tailless Whip Scorpion (Heterophrynus sp) male showing spiky pedipalps, Guyana

Chris Newbert / Xeno Crab (Xenocarcinus tuberculatus) on Wire Coral (Cirrhipathes sp) 70 feet deep, Papua New Guinea

Piotr Naskrecki / Whip Scorpion (Phrynus parvulus) young safe on their mother's back, stay with her until they are ready to feed on their own, Costa Rica

Piotr Naskrecki / Whip Scorpion (Phrynus parvulus) just molted, will be vulnerable for a few hours until cuticle hardens, Costa Rica

Piotr Naskrecki / Whip Scorpion (Phrynus parvulus) two males in territorial combat on a tree trunk in the lowland Atlantic rainforest of Costa Rica

Michael & Patricia Fogden / Tailless Whip Scorpion adult with young on back in the Amazon rainforest, Peru

Piotr Naskrecki / Amblypygid (Paraphrynus sp) feeding on Spider Cricket (Mayagryllus apterus) prey in cave, Belize

Piotr Naskrecki / Amblypygid (Paraphrynus sp) in cave, Belize

Paul Bertner / Tailless Whip Scorpion, Valle del Cauca, Colombia

James Christensen / Tailless Whip Scorpion (Heterophrynus armiger), Mindo, western slope of Andes, Ecuador

Chien Lee / Tailless Whip Scorpion from a limestone cave in Gunung Mulu National Park, Malaysia

Nick Garbutt / Tailless whip scorpion (Amblypygi) resting on tree trunk during the day, Piedras Blancas National Park, near Osa Peninsula, Pacific slope, Costa Rica.

Roman Willi / Whipspider (Paraphrynus laevifrons) portrait, Osa Peninsula, Costa Rica. Focus stacked image.

Roman Willi / RF - Whipspider (Paraphrynus laevifrons) gravid female grooming, Osa Peninsula, Costa Rica. Focus stacked image. (This image may be licensed either as rights managed or royalty free.)

Joel Sartore / Photo Ark / Whip scorpion (Heterophrynus sp.) portrait, Urku Center, Tarapoto, Peru. Captive.

Joel Sartore / Photo Ark / Whip scorpion (Heterophrynus sp.) portrait, Urku Center, Tarapoto, Peru. Captive.

Roman Willi / Whip spider (Paraphrynus sp.) resting on tree trunk at night, Osa Peninsula, Costa Rica.

Roman Willi / Whipspider (Paraphrynus sp.) clutching its cricket (Gryllidae) prey, Osa Peninsula, Costa Rica.

Alex Mustard / Xeno crab (Xenocarcinus tuberculatus) on a Wire coral (Cirrhipathes sp.), Bitung, North Sulawesi, Indonesia, Molucca Sea.

Joel Sartore / Photo Ark / Arizona tailless whip scorpion (Paraphrynus carolynae) dorsal view, portrait, Josh'sFrogs. Captive, occurs in Mexico and southwestern USA.

Joel Sartore / Photo Ark / Arizona tailless whip scorpion (Paraphrynus carolynae) dorsal view, portrait, Josh'sFrogs. Captive, occurs in Mexico and southwestern USA.

Joel Sartore / Photo Ark / Tanzanian whip scorpion (Damon medius) female moving up and down, with pedipalps outstretched, Butterfly Pavillion. Captive.

Karine Aigner / Young boy looking up at whip scorpion on his forehead / face. Ecuador.

Georgette Douwma / Wire coral crab (Xenocarcinus tuberculatus). Associates exclusively with black wire coraks. Lembeh Strait, North Sulawesi, Indonesia.

Doug Wechsler / Tailless whip scorpion (Amblypygi) , Copalinga Reserve, Ecuador.

Robert Pickett / Whip Scorpion (Amblypygi) Thailand.